compiler/blob: Add blob_skip_bytes

Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>

src/compiler/blob.c

@@ -291,6 +291,13 @@ blob_copy_bytes(struct blob_reader *blob, void *dest, size_t size)
    memcpy(dest, bytes, size);
 }
 
+void
+blob_skip_bytes(struct blob_reader *blob, size_t size)
+{
+   if (ensure_can_read (blob, size))
+      blob->current += size;
+}
+
 /* These next three read functions have identical form. If we add any beyond
  * these first three we should probably switch to generating these with a
  * preprocessor macro.

src/compiler/blob.h

@@ -294,6 +294,12 @@ blob_read_bytes(struct blob_reader *blob, size_t size);
 void
 blob_copy_bytes(struct blob_reader *blob, void *dest, size_t size);
 
+/**
+ * Skip \size bytes within the blob.
+ */
+void
+blob_skip_bytes(struct blob_reader *blob, size_t size);
+
 /**
  * Read a uint32_t from the current location, (and update the current location
  * to just past this uint32_t).